81 x 9 = 801. What must you do to make the this equation true?

A prisoner is told: "If you tell a lie, we will hang you and if you tell the truth, we will shoot you." What did the prisoner say to save himself?

The day before yesterday I was 25 and the next year I will be 28. This is true only one day in a year. What day is my birthday?

A man who was outside in the rain without an umbrella or hat didn’t get a single hair on his head wet. Why?

Baseball bat and ball cost $100. If the bat cost $99 more than the ball, what is the cost of each?

John and Jenni are a married couple. They have two kids, one of them is a girl. Assume safely that the probability of each gender is 1/2.
What is the probability that the other kid is also a girl?

Hint: It is not 1/2 as you would first think.

Teacher ask the student

'Why are you standing on that chair in music class ?'.

what did student replied ?

It is raining today at 11:59 am. What is the probability of sunny weather after 72 hours?

Find out the number of circles in the given picture having Illusion

A rain drop fell from one leaf to another leaf and lost 1/4th of its volume. It then fell to another leaf and lost 1/5th of the volume. It again fell on another leaf and lost 1/5th of the volume.



This process kept repeating till it fell on the last leaf losing 1/75th of its volume.



Can you calculate the total percentage of loss from the initial volume when the drop has fallen to the last leaf accurate up to two decimal places?